EP 1148970 B1 20080409 - WELDING MACHINE
Title (en)
WELDING MACHINE
Title (de)
SCHWEISSMASCHINE
Title (fr)
SOUDEUSE
Publication
Application
Priority
- GB 0000084 W 20000113
- GB 9900600 A 19990113
Abstract (en)
[origin: WO0041845A1] An internal pipe welding machine including a clamp arrangement having a plurality of pipe or pipeline engaging clamps, an actuating arrangement and a lock arrangement, the engaging clamps being moved by the actuating arrangement between a first unclamped position, where the engaging clamps are disengaged from an inner wall of a pipe or pipeline, and a second clamped position, where the engaging clamps engage an inner wall of the pipe or pipeline, to secure the internal pipe welding machine relative to the pipe or pipeline, wherein when the pipe or pipeline engaging clamps are in the second clamped position the lock arrangement mechanically locks the engaging clamps in the second clamped position.
IPC 8 full level
B23K 37/053 (2006.01)
CPC (source: EP)
B23K 37/0531 (2013.01); B23K 2101/06 (2018.07)
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
WO 0041845 A1 20000720; AT E391578 T1 20080415; AU 1994400 A 20000801; DE 60038541 D1 20080521; DE 60038541 T2 20090618; EP 1148970 A1 20011031; EP 1148970 B1 20080409
DOCDB simple family (application)
GB 0000084 W 20000113; AT 00900281 T 20000113; AU 1994400 A 20000113; DE 60038541 T 20000113; EP 00900281 A 20000113